LineageOS/android_vendor_qcom_opensource_display-commonsys-intf
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hwc: Use maximum mixer width supported to identify split display

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MDP pipe width should be used to find the number of overlay
pipes needed for configuring a hwc layer. Split display should
use the max mixer width supported by the H/W to check against display
resolution to detect split displays.

Change-Id: I76f97b33ea4a11270a6e33a3942bce0c4b4bae1f
This commit is contained in:
Jeykumar Sankaran
2015-01-28 14:51:50 -08:00
parent 0da1c10772
commit dc76ba86aa
1 changed files with 1 additions and 2 deletions
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libhwcomposer/hwc_utils.cpp
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@@ -2352,10 +2352,9 @@ int getLeftSplit(hwc_context_t *ctx, const int& dpy) {
bool isDisplaySplit(hwc_context_t* ctx, int dpy) { bool isDisplaySplit(hwc_context_t* ctx, int dpy) {
qdutils::MDPVersion& mdpHw = qdutils::MDPVersion::getInstance(); qdutils::MDPVersion& mdpHw = qdutils::MDPVersion::getInstance();
if(ctx->dpyAttr[dpy].xres > mdpHw.getMaxPipeWidth()) { if(ctx->dpyAttr[dpy].xres > mdpHw.getMaxMixerWidth()) {
return true; return true;
} }
//For testing we could split primary via device tree values
if(dpy == HWC_DISPLAY_PRIMARY && mdpHw.getRightSplit()) { if(dpy == HWC_DISPLAY_PRIMARY && mdpHw.getRightSplit()) {
return true; return true;
} }